Home / 239,495.36-330,523.28-132,086.40

Finding the Fourth Proportional to 239,495.36, 330,523.28 and 132,086.40

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Solution

The fourth proportional to 239,495.36, 330,523.28 and 132,086.40 is: 182,290.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,495.36 : 330,523.28 = 132,086.40 : x
  2. Step 2: Convert to fraction form
    239,495.36/330,523.28 = 132,086.40/x
  3. Step 3: Cross multiply
    239,495.36x = 330,523.28 × 132,086.40
  4. Step 4: Simplify right side
    239,495.36x = 43,657,630,171.39
  5. Step 5: Solve for x
    x = 43,657,630,171.39/239,495.36
  6. Step 6: Final answer
    x = 182,290.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.